Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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B01D
SEPARATION
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46/00
Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
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B01D46/10
Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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B01D46/106
Ring-shaped filtering elements
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B01D46/106

Respirator
12390672 · 2025-08-19 ·

The present invention provides a respirator. The respirator (100) has an outer housing (103), a filter, and an end cover (104). The filter is arranged on the outer housing (103). Position-limiting devices matching each other are respectively provided on the end cover (104) and the outer housing (103), and are used for fixing the filter at the outer housing (103).